pixelfed/app/Jobs/StatusPipeline/StatusDelete.php

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<?php
namespace App\Jobs\StatusPipeline;
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use DB;
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use App\{
Notification,
Report,
Status,
StatusHashtag,
};
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use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
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use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use League\Fractal;
use League\Fractal\Serializer\ArraySerializer;
use App\Transformer\ActivityPub\Verb\DeleteNote;
use App\Util\ActivityPub\Helpers;
use GuzzleHttp\Pool;
use GuzzleHttp\Client;
use GuzzleHttp\Promise;
use App\Util\ActivityPub\HttpSignature;
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class StatusDelete implements ShouldQueue
{
use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
protected $status;
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/**
* Delete the job if its models no longer exist.
*
* @var bool
*/
public $deleteWhenMissingModels = true;
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/**
* Create a new job instance.
*
* @return void
*/
public function __construct(Status $status)
{
$this->status = $status;
}
/**
* Execute the job.
*
* @return void
*/
public function handle()
{
$status = $this->status;
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if(config('pixelfed.activitypub_enabled') == true) {
$this->fanoutDelete($status);
} else {
$this->unlinkRemoveMedia($status);
}
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}
public function unlinkRemoveMedia($status)
{
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foreach ($status->media as $media) {
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$thumbnail = storage_path("app/{$media->thumbnail_path}");
$photo = storage_path("app/{$media->media_path}");
try {
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if (is_file($thumbnail)) {
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unlink($thumbnail);
}
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if (is_file($photo)) {
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unlink($photo);
}
$media->delete();
} catch (Exception $e) {
}
}
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if($status->in_reply_to_id) {
DB::transaction(function() use($status) {
$parent = Status::findOrFail($status->in_reply_to_id);
--$parent->reply_count;
$parent->save();
});
}
DB::transaction(function() use($status) {
$comments = Status::where('in_reply_to_id', $status->id)->get();
foreach ($comments as $comment) {
$comment->in_reply_to_id = null;
$comment->save();
Notification::whereItemType('App\Status')
->whereItemId($comment->id)
->delete();
}
$status->likes()->delete();
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Notification::whereItemType('App\Status')
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->whereItemId($status->id)
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->delete();
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StatusHashtag::whereStatusId($status->id)->delete();
Report::whereObjectType('App\Status')
->whereObjectId($status->id)
->delete();
$status->delete();
});
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return true;
}
protected function fanoutDelete($status)
{
$audience = $status->profile->getAudienceInbox();
$profile = $status->profile;
$fractal = new Fractal\Manager();
$fractal->setSerializer(new ArraySerializer());
$resource = new Fractal\Resource\Item($status, new DeleteNote());
$activity = $fractal->createData($resource)->toArray();
$this->unlinkRemoveMedia($status);
$payload = json_encode($activity);
$client = new Client([
'timeout' => config('pixelfed.ap_delivery_timeout')
]);
$requests = function($audience) use ($client, $activity, $profile, $payload) {
foreach($audience as $url) {
$headers = HttpSignature::sign($profile, $url, $activity);
yield function() use ($client, $url, $headers, $payload) {
return $client->postAsync($url, [
'curl' => [
CURLOPT_HTTPHEADER => $headers,
CURLOPT_POSTFIELDS => $payload,
CURLOPT_HEADER => true
]
]);
};
}
};
$pool = new Pool($client, $requests($audience), [
'concurrency' => config('pixelfed.ap_delivery_concurrency'),
'fulfilled' => function ($response, $index) {
},
'rejected' => function ($reason, $index) {
}
]);
$promise = $pool->promise();
$promise->wait();
}
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}